Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6348359 | Cathode contact structures in organic electroluminescent devices | Ching W. Tang | 2002-02-19 |
| 6221563 | Method of making an organic electroluminescent device | Ewhen Hryhorenko | 2001-04-24 |
| 5554450 | Organic electroluminescent devices with high thermal stability | Jianmin Shi, Chin H. Chen, Ching W. Tang | 1996-09-10 |
| 5552678 | AC drive scheme for organic led | Ching W. Tang | 1996-09-03 |
| 5150006 | Blue emitting internal junction organic electroluminescent device (II) | Philip S. Bryan, Frank V. Lovecchio | 1992-09-22 |